E3, E3D, Chassis - Panasonic TV Other Service Manuals (repair manual). Page 5

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5
PINNO.
SYMBOL
IN/OUT
FUNCTION
1
RM_IN
I
REMOCON SIGNAL FROM THE INFRA-RED-RECEIVER IS INPUT
2
SDA1
I/O
IIC SERIAL DATA LINE  H: NORMAL  L: IIC COMMUNICATING
3
SCL1
O
IIC SERILAL CLOCK LINE     H: NORMAL  L: IIC COMMUNICATING
4
SYNC1
I
SYNC FOR MAIN PICTURE    H: NO SYNC
5
AFC1
I
AFC VOLTAGE (0-5V/6STEPS)FOR TUNER1 INPUT
6
AFC2
I
AFC VOLTAGE (0-5V/6STEPS)FOR TUNER2 INPUT
7
PROTECT
I
PROTECT ON/OFF SW. VOLTAGE INPUT   ON: 1.1-5.0 V   OFF: 0 - 1.1V
8
---
---
---
9
RM_IN
I
REMOCON SIGNAL FROM THE INFRA-RED-RECEIVER IS INPUT
10
KEY_IN
I
KEY-IN VOLTAGE IS INPUT FROM THE USER’S CONTROL PANEL(O-5V)
11
FAN_IN
I
THE VOLTAGE COMES FROM THERMISTOR
12
LED
O
LED IS LIGHT   H: POWER ON  L: STAND BY
13
M_SOUND_DEF
O
MONITOR SOUND  MUTE ON :H  NORMAL :L
14
RF_AGC1
O
RF AGC1 VOLTAGE OUTPUT (0-5V/128 STEPS) IS OUTPUT
15
---
---
---
16
SIF1
O
4.5MHZ : L   5.5MHZ : L   6.0MHZ : H   6.5MHZ : H
17
SIF2
O
4.5MHZ : L   5.5MHZ : H   6.0MHZ : L   6.5MHZ : H
18
DAF_SW
O
DURING POP MODE,NTSC SYS VOL (0-5V/128 STEPS) IS OUTPUT
19
VIDEO _GAIN
O
SUB CONTRAST CONTROL FOR MAIN PICTURE
20
VCR/GAME
O
VCR MODE ON :L   NORMAL : H
21
SOUND_DEF_AMP
O
SOUND MUTING VOLTAGE IS OUTPUT  MUTE ON : H  NORMAL:L
22
VDD
-
+5V IS APPLIED
23
---
---
---
24
---
---
---
25
---
---
---
26
CVBS_IN
I
COMPOSIT VIDEO SIGNAL INPUT
27
RELAY
O
POWER ON : L   POWER OFF : H
28
SRQ
I
FOR FACTORY USE FACTORY : <2.5V  NORMAL : >2.6V
29
SOUND_DEF_MIN
O
SOUND MUTING VOLTAGE IS OUTPUT  MUTE ON : H  NORMAL:L
30
CONVER_IN
I
H: NORMAL  L: RMCON NOT ARROW
31
BEAM_SW
O
BEAM_SW  H: POP, 100HZ, 16:9, TEXT  L: OTHERS
32
SDA3
I/O
IIC SERIAL DATA LINE  H: NORMAL  L: IIC COMMUNICATING
33
SCL3
O
IIC SERILAL CLOCK LINE     H: NORMAL  L: IIC COMMUNICATING
34
SEARCH&SYNC
O
SERCH & WITHOUT SYNC : H   OTHER :L
35
SOUND_AI
I
SOUND AI (MUSIC DET. WHEN SOUND MENU IS AUTO)
36
---
---
---
37
---
---
---
38
VSS
-
GROUND
39
H_SYNC_IN
I
HORIZONTAL SYNC SIGNAL INPUT FOR ON SCREEN DISPLAY
40
RESET_DEV.
O
DEVICE RESET  H: NORMAL   L: RESET
41
YS
O
MASK SIGNAL FOR ON SCREEN DISPLAY
42
R
O
RED SIGANL FOR ON SCREEN IS OUTPUT SIGNAL : H
43
G
O
GREEN SIGANL FOR ON SCREEN IS OUTPUT SIGNAL : H
44
B
O
BLUE SIGANL FOR ON SCREEN IS OUTPUT SIGNAL : H
45
COMP
I
DAC FOR ON SCREEN DISPLAY
46
IREF
I
DAC FOR ON SCREEN DISPLAY
47
VREF
I
DAC FOR ON SCREEN DISPLAY
48
FAN OUT
O
FAN ON : H    OFF : L
49
AVDD
-
ANALOG VDD.  +5V IS APPLIED
50
PD0
O
OUT PUT SIGNAL OF INTERNAL PHASE CORRECTION
51
VCOI
I
INPUT SIGNAL OF INTERNAL VCO
52
TEST
-
TERMINAL FOR TEST
53
GAME_STATE
I
GAME : L   OTHERS : H
54
RESET
I
NORMAL : H   RESET : L
55
V_SYNC_IN
I
VERTICAL SYNC SIGNAL INPUT FOR ON SCREEN DISPLAY
56
RESET_ENABEL
I
RESET ENABLE : H  DISABLE : L
57
5V_DET
I
+ 5V DETECTOR   H: 5V ON
58
TV/TEXT
O
DURING TEXT MODE : H    NORMAL : L
59
SDA2
I/O
IIC SERIAL DATA LINE  H: NORMAL  L: IIC COMMUNICATING
60
SCL2
O
IIC SERILAL CLOCK LINE     H: NORMAL  L: IIC COMMUNICATING
61
VDD
-
+ 5V INPUT
62
OSC1
I
4MHZ CLOCK OSCILLATION TERMINAL
63
OSC2
O
4MHZ CLOCK OSCILLATION TERMINAL
64
VSS
-
GROUND
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